LTM4643IY#PBF

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LTM4643IY#PBF

DC DC CONVERTER 3X0.6-3.3V

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Specifications

Series µModule®
Part Status Active
Type Non-Isolated PoL Module
Number of Outputs 4
Voltage - Input (Min) 4V
Voltage - Input (Max) 20V
Voltage - Output 1 0.6 ~ 3.3V
Voltage - Output 2 0.6 ~ 3.3V
Voltage - Output 3 0.6 ~ 3.3V
Current - Output (Max) 3A, 3A, 3A, 3A
Applications ITE (Commercial)
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 77-BBGA Module
Size / Dimension 0.59" L x 0.35" W x 0.07" H (15.0mm x 9.0mm x 1.8mm)
Supplier Device Package 77-BGA (15x9)
Base Product Number LTM4643

Overview

Description

The LTM4643IY#PBF is a step-down DC-DC power module from Analog Devices' Linear Technology product line. It is designed to deliver a high-output current of up to 3A with a wide input voltage range of 4.5V to 18V. The module integrates a switching regulator, power inductor, and associated components into a compact package, making it suitable for space-constrained applications.
Key features include high efficiency (up to 95%), adjustable output voltage (down to 0.8V), and the ability to operate in a wide range of temperatures. It also includes features like overvoltage protection, thermal shutdown, and soft-start capability, ensuring reliable performance. The LTM4643 is commonly used in applications such as point-of-load (POL) power supplies for processors, FPGAs, and other digital devices. Its compact design and ease of use make it ideal for various embedded systems and industrial applications.

Features

The LTM4643IY#PBF is a step-down DC-DC µModule (micro-module) regulator from Analog Devices. Key features include:
1. Output Voltage: Adjustable output voltage range from 0.8V to 5V.
2. Current Output: Capable of delivering up to 3A of output current.
3. Wide Input Voltage Range: Accepts input voltages from 4.5V to 15V.
4. High Efficiency: Offers efficiencies of up to 95% at full load.
5. Integrated Components: Combines the power inductor, control loop, and compensation into a single package, simplifying design and PCB layout.
6. Thermal Performance: Features thermal shutdown and under-voltage lockout for enhanced reliability.
7. Output Voltage Tracking: Supports power-up sequencing with a tracking feature.
8. Compact Size: Small footprint (3mm x 6mm) suitable for space-constrained applications.
9. Applications: Ideal for point-of-load power supplies in telecom, data communication, and industrial systems.
These features make the LTM4643IY#PBF a versatile solution for high-performance power management.

Package

The LTM4643IY#PBF is packaged in a 24-lead, 4mm x 6mm LGA (Land Grid Array) format. This compact design is suited for high-efficiency DC/DC power conversion applications.

Pinout

The LTM4643IY#PBF is a microSiP DC/DC step-down power module from Analog Devices, featuring a total of 20 pins. Its primary function is to provide a high-efficiency power solution for various applications, with a wide input voltage range and adjustable output voltage.
Key functions of the pins include:
1. Input Voltage Pins (VIN, GND): Supply voltage input and ground connection.
2. Output Voltage Pins (VOUT): Deliver regulated output voltage.
3. Control Pins (RUN, REF): Enable/disable the module and provide reference voltage settings.
4. Feedback Pins (FB): Used for voltage feedback to maintain output regulation.
5. Compensation Pins (COMP): For loop compensation to stabilize the output.
6. Sensing Pins (SENSE): For remote sensing of the output voltage.
7. Thermal and Protection Pins: Includes thermal sensing and fault indication.
The LTM4643 is suitable for demanding applications requiring compact, efficient power management solutions.

Manufacturer

The LTM4643IY#PBF is manufactured by Analog Devices, Inc. Analog Devices is a multinational company specializing in the design and manufacturing of high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits. Founded in 1965, the company serves a wide range of industries, including communications, automotive, industrial, and consumer electronics. Their products are widely used in various applications, such as data acquisition, signal processing, and power management. The LTM4643 is a step-down power module known for its compact size and efficiency, making it suitable for powering advanced electronics in demanding environments.

Application

The LTM4643IY#PBF is a high-efficiency DC-DC step-down power module designed for applications such as telecommunications, industrial automation, data centers, FPGA/ASIC power, and point-of-load power conversion. Its compact design and integrated features make it suitable for space-constrained environments and high-performance systems requiring reliable power regulation.

Equivalent

The LTM4643IY#PBF is a microSiP DC-DC step-down power module. Equivalent products include the LTM4623, LTM4631, and LTM4632, which also offer similar voltage output, current handling, and form factors. Always verify specifications and performance parameters to ensure compatibility for your specific application.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer

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